Jerko is an environmental cleanup movement with head-quarters in Gowanus Canal DIY slavaged, solar powered, rainwater harvesting house boat. Jerko the Gowanus Water Vacuum house boat floats up and down the Gowanus Canal, cleaning water through biological filtration. (Gowanus Canal is one of the most polluted waterways in New York City, if not the world)
Read about Jerko the Gowanus Water Vacuum on Half Nomad: